1. Institute of Medicine & School of Medicine; Chung Shan Medical University; Taichung Taiwan
2. Division of Plastic Surgery, Department of Surgery; Changhua Christian Hospital; Changhua Taiwan
3. Chienkuo Technology University; Changhua Taiwan
4. Division of Plastic Surgery, Department of Surgery; Liouying Chi-Mei Hospital; Tainan Taiwan
5. Department of Family and Community Medicine; Chung Shan Medical University Hospital; Taichung Taiwan